function adaptHeight() {
  var col1 = document.getElementById('col1');
  var col2 = document.getElementById('col2');
  var col3 = document.getElementById('col3');
  
  if (col3) {
    if (col1.offsetHeight) {
      if (col1.offsetHeight >= col2.offsetHeight && col1.offsetHeight >= col3.offsetHeight) {
        col2.style.minHeight = col1.offsetHeight + 'px';
        col3.style.minHeight = col1.offsetHeight + 'px';
      } else if (col2.offsetHeight >= col1.offsetHeight && col2.offsetHeight >= col3.offsetHeight) {
        col1.style.minHeight = col2.offsetHeight + 'px';
        col3.style.minHeight = col2.offsetHeight + 'px';
      } else if (col3.offsetHeight >= col1.offsetHeight && col3.offsetHeight >= col2.offsetHeight) {
        col1.style.minHeight = col3.offsetHeight + 'px';
        col2.style.minHeight = col3.offsetHeight + 'px';
      }
      
    } else {
      if (col1.offsetHeight >= col2.clientHeight && col1.clientHeight >= col3.clientHeight) {
        col2.style.height = col1.clientHeight;
        col3.style.height = col1.clientHeight;
      } else if (col2.clientHeight >= col1.clientHeight && col2.clientHeight >= col3.clientHeight) {
        col1.style.height = col2.clientHeight;
        col3.style.height = col2.clientHeight;
        
      } else if (col3.clientHeight >= col1.clientHeight && col3.clientHeight >= col2.clientHeight) {
        col1.style.height = col3.clientHeight;
        col2.style.height = col3.clientHeight;
      } else {
        if (col1.clientHeight >= col2.clientHeight) {
          col2.style.height = col1.clientHeight;
        } else {
          col1.style.height = col2.clientHeight;
        }
      }
    }
  } else {
    if (col1.offsetHeight) {
      if (col1.offsetHeight >= col2.offsetHeight) {
        col2.style.minHeight = col1.offsetHeight + 'px';
      } else {
        col1.style.minHeight = col2.offsetHeight + 'px';
      }
      
    } else {
      if (col1.clientHeight >= col2.clientHeight) {
        col2.style.minHeight = col1.clientHeight;
      } else {
        col1.style.minHeight = col2.clientHeight;
      }
      
    }
  }
  
}

function adaptFooter() {
  
  var footerHeight = 323;
  var bodyHeight;
  var footerPosition;
  
  //GET CONTENT HEIGHT:    
  if (document.body.offsetHeight) {
    bodyHeight = document.getElementById('wrap').offsetHeight;
  } else {
    bodyHeight = document.getElementById('wrap').clientHeight;
  }
  
  //IF CONTENT HEIGHT IS HEIGHER THEN WINDOW:
  if (bodyHeight > getWidthHeight()[1]) {
    footerPosition = bodyHeight + 20;
    
  } else {
    //IF THE EMPTY SPACES HEIGHT IS LOWER THEN THE FOOTER:
    if ((getWidthHeight()[1] - bodyHeight) <= footerHeight) {
      
      footerPosition = getWidthHeight()[1] - 15;   //- (getWidthHeight()[1] - bodyHeight);
    } else {
      footerPosition = getWidthHeight()[1] - 15;  //- footerHeight;
    }
  }
  
  document.getElementById('wrap_footer').style.top = footerPosition + 'px';
  showFooter();
}

function showFooter() {
  //    document.getElementById('wrap_footer').setAttribute('style', 'display:table');
  document.getElementById('wrap_footer').style.display = 'block';
  //alert(document.getElementById('wrap_footer').style.display);
  
}

function prepareSearch(resultpage) {
  //    alert(resultpage + ', ' + treeid);
  //    alert(document.getElementById('searchfield').value);
  //alert(resultpage);
  if (document.getElementById('searchfield')) {
    //alert(resultpage);
    document.location.replace(resultpage + '&SearchString=' + document.getElementById('searchfield').value);
  }
  
}
//********************************************************************************
//WINDOW FUNCTIONS
//********************************************************************************
function getWidthHeight() {
  var myWidth = 0, myHeight = 0;
  if (typeof (window.innerWidth) == 'number') {
    //Non-IE
    myWidth = window.innerWidth;
    myHeight = window.innerHeight;
  } else if (document.documentElement && (document.documentElement.clientWidth || document.documentElement.clientHeight)) {
    //IE 6+ in 'standards compliant mode'
    myWidth = document.documentElement.clientWidth;
    myHeight = document.documentElement.clientHeight;
  } else if (document.body && (document.body.clientWidth || document.body.clientHeight)) {
    //IE 4 compatible
    myWidth = document.body.clientWidth;
    myHeight = document.body.clientHeight;
  }
  return [myWidth, myHeight];
}

function getScrollXY() {
  var scrOfX = 0, scrOfY = 0;
  if (typeof (window.pageYOffset) == 'number') {
    //Netscape compliant
    scrOfY = window.pageYOffset;
    scrOfX = window.pageXOffset;
  } else if (document.body && (document.body.scrollLeft || document.body.scrollTop)) {
    //DOM compliant
    scrOfY = document.body.scrollTop;
    scrOfX = document.body.scrollLeft;
  } else if (document.documentElement && (document.documentElement.scrollLeft || document.documentElement.scrollTop)) {
    //IE6 standards compliant mode
    scrOfY = document.documentElement.scrollTop;
    scrOfX = document.documentElement.scrollLeft;
  }
  return [scrOfX, scrOfY];
}


//********************************************************************************
//EVENT FUNCTIONS
//********************************************************************************
onresize = function() {
  adaptFooter();
}
  
  function validateBookingForm() {
  var valid = true;

if (document.getElementById('BookingName').value.length < 2 || document.getElementById('BookingName').value == 'För och efternamn') {
  valid = false;
  alert('Du måste ange ett namn.');
  document.getElementById('BookingName').style.background = '#f8d9d9';
} else {
  valid = true
    document.getElementById('BookingName').style.background = '#ffffff';
}

if (document.getElementById('BookingCompany').value.length < 2 || document.getElementById('BookingCompany').value == 'Ditt företag') {
  valid = false;
  alert('Du måste ange ett företag.');
  document.getElementById('BookingCompany').style.background = '#f8d9d9';
} else {
  valid = true
    document.getElementById('BookingCompany').style.background = '#ffffff';
}

if (document.getElementById('BookingPhone').value.length < 2 || document.getElementById('BookingPhone').value == 'Företag/Mobil') {
  valid = false;
  alert('Du måste ange ett telefonnummer.');
  document.getElementById('BookingPhone').style.background = '#f8d9d9';
} else {
  valid = true
    document.getElementById('BookingPhone').style.background = '#ffffff';
}

if (document.getElementById('BookingEmail').value.length < 5 || document.getElementById('BookingEmail').value == 'din@email.se') {
  valid = false;
  alert('Du måste ange en e-postadress.');
  document.getElementById('BookingEmail').style.background = '#f8d9d9';
} else {
  valid = true
    document.getElementById('BookingEmail').style.background = '#ffffff';
}

if (valid) {
  document.forms[0].submit();
  return true;
} else {
  return false;
}
}
  
  function handleKeyPress(e, form, page) {
  var key = e.keyCode || e.which;
if (key == 13) {
  prepareSearch(page);
  return false;
}
return true;
}